Base | Representation |
---|---|
bin | 1000001000101… |
… | …11100000000111 |
3 | 11202102122110221 |
4 | 10010113200013 |
5 | 114433104303 |
6 | 10434525211 |
7 | 1456101250 |
oct | 404274007 |
9 | 152378427 |
10 | 68253703 |
11 | 35589021 |
12 | 1aa36807 |
13 | 111a9a0b |
14 | 90c9b27 |
15 | 5ed34bd |
hex | 4117807 |
68253703 has 4 divisors (see below), whose sum is σ = 78004240. Its totient is φ = 58503168.
The previous prime is 68253701. The next prime is 68253721. The reversal of 68253703 is 30735286.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 68253703 - 21 = 68253701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68253701) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4875258 + ... + 4875271.
It is an arithmetic number, because the mean of its divisors is an integer number (19501060).
Almost surely, 268253703 is an apocalyptic number.
68253703 is a deficient number, since it is larger than the sum of its proper divisors (9750537).
68253703 is an equidigital number, since it uses as much as digits as its factorization.
68253703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9750536.
The product of its (nonzero) digits is 30240, while the sum is 34.
The square root of 68253703 is about 8261.5799336447. The cubic root of 68253703 is about 408.6724920450.
Adding to 68253703 its reverse (30735286), we get a palindrome (98988989).
The spelling of 68253703 in words is "sixty-eight million, two hundred fifty-three thousand, seven hundred three".
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